Before removing object from an array -> [{"id":1,"firstName":"Ramesh","lastName":"Fadatare","emailId":"ramesh@gmail.com","age":29},
{"id":2,"firstName":"John","lastName":"Cena","emailId":"john@gmail.com","age":29}]
After removing object from an array -> [{"id":1,"firstName":"Ramesh","lastName":"Fadatare","emailId":"ramesh@gmail.com","age":29}]

From the above output, the first user object with id = 1 has deleted from Array.

For the best learning experience, I highly recommended that you open a console (which, in Chrome and Firefox, can be done by pressing Ctrl+Shift+I), navigate to the "console" tab, copy-and-paste each JavaScript code example from this guide, and run it by pressing the Enter/Return key.